Under District Gorakhpur, Construction of CC Road and RCC drain in various lanes from Surajkund Power House to Primary School Madhopur in Ward No 41 Madhopur, Lot No 8

Work

Construction of granual sub-base(GSB) by providing well graded material, spreading in uniform layars with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as Technical specification clause 401.

Providing, laying, spreading and compacting stone aggregates G-III of 53-22.4 mm size to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate watering and compacting to the required density grading 3 as per technical specification clause 405

Construction of un-reinforced, dowel jointed, at expansion and construction joint only, plain cement concrete pavement thickness as per design, over a prepared sub base with 43 grade cement or any other type as per clause 1501.2.2M 30 (Grade), coarse and fine aggregate conforming to IS 383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a concrete mixer of not less than 0.2 cum capacity and appropriate weigh batcher using approved mix design, laid in approved fixed side formwork (steel channel, laying and fixing of 125 micron thick polythene film, wedges, steel plates including leveling the formwork as per drawing), spreading the concrete with shovels, rakes, compacted using needle, screed and plate vibrators and finshed in continous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant, debonding strip, dowel bar, tie rod, admixtures as approved, curing of concrete slab for 14-days, using curing compound (where specified) and water finishing to lines and grades as per drawing and Technical Specification Clause 1501

Construction of subgrade and earthed shoulders with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300.1 and 300.2 with a lead upto 8000 m as per Technical Specification Clause 301.5 Sr. No.3.4 MORD 301.5

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of serviceable material with in 50 mtr lead as per direction of Engineer in charge. In mud mortar as per (DSR 15.7.7)

Earth work in excavation by mechanical means (Hydrolic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and for all lift, as directed by Engineer-incharge. As per DSR 2.6.1

1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources) As per DSR 4.1.8

Centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases of columns, etc. for mass concrete As per DSR 5.9.1

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level M-20 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) As per DSR 5.1.2